[lxc-devel] [lxd/master] lxc: Re-introduce remote protocol migration

[stgraber on Github]

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From c2f1ce55c9048e80860beaf3424c5a2f8f86431f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Graber?= <stgraber at ubuntu.com>
Date: Thu, 10 Aug 2017 12:24:01 -0400
Subject: [PATCH] lxc: Re-introduce remote protocol migration
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This transitions "images:" from "lxd" to "simplestreams"

Signed-off-by: Stéphane Graber <stgraber at ubuntu.com>
---
 lxc/config/file.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lxc/config/file.go b/lxc/config/file.go
index 716277445..c8539b1c0 100644
--- a/lxc/config/file.go
+++ b/lxc/config/file.go
@@ -38,6 +38,14 @@ func LoadConfig(path string) (*Config, error) {
 		c.Remotes[k] = v
 	}
 
+	// NOTE: Remove this once we only see a small fraction of non-simplestreams users
+	// Upgrade users to the "simplestreams" protocol
+	images, ok := c.Remotes["images"]
+	if ok && images.Protocol != ImagesRemote.Protocol && images.Addr == ImagesRemote.Addr {
+		c.Remotes["images"] = ImagesRemote
+		c.SaveConfig(path)
+	}
+
 	return &c, nil
 }